Marine Electrician & Boat Electrical Repair
A mobile marine electrician for your boat: wiring, batteries, charging, lighting, and electronics, repaired at your dock or marina.
Ethan, the owner and mechanic, answers the phone · Open 7 days a week
- Same / next day availability
- On-site & marina service
A Marine Electrician That Comes to Your Boat
Electrical issues on a boat can quickly affect performance, safety, navigation systems, lighting, charging systems, and overall reliability on the water. From battery problems and faulty wiring to malfunctioning electronics and charging failures, marine electrical issues require accurate troubleshooting and professional repair.
EG Marine Services is a mobile boat electrician. We come to your dock or marina to find and fix electrical problems properly, not just patch them. Whether you’re dealing with intermittent power loss, non-working electronics, starting issues, or damaged wiring, our team is equipped to troubleshoot and repair a wide range of marine electrical systems.
Trusted by boat owners across South Florida
Read our Google reviewsNo call center. No front desk.
When You Call, the Owner Picks Up
Every call goes straight to Ethan, the owner of EG Marine Services and the mechanic who does the work. There’s no receptionist taking a message and no waiting on a callback from someone who’s never seen your boat.
Tell him what’s going on: the alarm on the display, the noise at idle, the engine that won’t turn over. Ethan knows Yamaha, Suzuki, Mercury, and the rest of what runs in South Florida inside and out, so you’ll usually get a straight answer on the first call, whether that’s something you can check yourself or a visit to your dock.
- Straight answers, not a script
- Diagnostic questions answered on the phone
- Honest advice, even when the fix is simple
- The person you talk to is the one who shows up
Ethan
Marine mechanic
Describe what the boat is doing and get a real answer from the mechanic, not a message taker.
Call Ethan: 786-351-5363Open 7 days a week
Electrical gremlins? Call Ethan and tell him what’s not working.
Call 786-351-5363Signs You Need a Marine Electrician
Marine electrical problems often begin with small warning signs before developing into larger system failures. Addressing them early can help prevent more extensive damage and unexpected breakdowns.
- Batteries not holding a charge
- Difficulty starting the engine
- Electronics losing power intermittently
- Navigation lights or accessories not working
- Corroded or damaged wiring
- Blown fuses or tripped breakers
- Battery charging issues
- Electrical burning smells
- Flickering lights or unstable voltage
- Malfunctioning gauges or displays
How Our Marine Electrician Finds the Problem
We follow a thorough process to accurately diagnose and repair electrical system issues.
- 01
Electrical System Inspection
Our technicians inspect wiring, batteries, charging systems, switches, and electrical components for visible signs of wear or damage.
- 02
Diagnostics & Troubleshooting
We test voltage, circuits, charging systems, and electrical components to identify the source of the problem.
- 03
Electrical Repairs & Replacement
Damaged wiring, faulty components, corroded connections, and malfunctioning systems are professionally repaired or replaced.
- 04
System Testing & Verification
After repairs are completed, we test the system to ensure safe operation, stable power delivery, and proper functionality.
Boat Electrical Repair Services We Provide
Our electrical repair services cover a wide range of marine electrical systems and components.
Battery & Charging System Repairs
Diagnosis and repair of batteries, alternators, battery chargers, and charging system components.
Boat Wiring Repair & Rewiring
Repair of damaged, corroded, or loose wiring, rebuilt harness sections, and partial or full rewiring when a boat’s original wiring is past saving.
Electrical Diagnostics
Troubleshooting of power loss, voltage issues, intermittent electrical failures, and system malfunctions.
Navigation & Lighting Repairs
Repair of navigation lights, cabin lighting, underwater lights, and electrical accessories.
Switch Panels & Breakers
Inspection and repair of switch panels, circuit breakers, fuses, and electrical distribution systems.
Engine Electrical Repairs
Troubleshooting and repair of starter systems, ignition components, sensors, and engine-related electrical systems.
Electronics & Accessory Wiring
Electrical support for marine electronics, pumps, audio systems, displays, and onboard accessories.
Why Choose EG Marine as Your Boat Electrician
Choosing the right marine electrical repair team helps ensure safe, reliable, and long-lasting repairs.
Experienced Marine Technicians
Our team understands the complexities of marine electrical systems and onboard electronics.
Accurate Troubleshooting
We use professional diagnostic procedures to identify the root cause of electrical problems.
Reliable Repairs
Electrical repairs are completed carefully using proper marine-grade components and repair methods.
Mobile Dockside Service
On-site marina and dockside electrical repair services are available for many types of vessels.
Clear Communication
You’ll receive transparent recommendations, updates, and explanations throughout the repair process.
From the Job Log
Boat battery bank being rewired with new cables 
New battery switch panel installed on a boat 
Victron battery chargers installed and wired
Get a Marine Electrician to Your Boat
Don’t let electrical problems compromise your safety, reliability, or time on the water. Our team provides dependable marine electrical repair services designed to keep your boat’s systems operating properly and efficiently.
Call Ethan directly786-351-5363Open 7 days a week · No call center or front desk, you talk to the person doing the work
- Electrical diagnostics and troubleshooting
- Mobile marina and dockside service
- Experienced marine electrical technicians
- Reliable wiring and charging system repairs
Prefer a free quote?
Leave your number and we’ll call you back.
Marine Electrician & Boat Electrical Repair FAQs
What does a marine electrician do?
A marine electrician works on a boat’s DC and AC systems: batteries and charging, wiring and harnesses, switch panels and breakers, lighting, pumps, and electronics. Boat wiring has to survive salt, moisture, and vibration, so the work uses tinned wire, sealed connections, and proper fusing that household wiring never needs.
What types of marine electrical problems do you repair?
We repair a wide range of marine electrical issues, including battery problems, charging system failures, faulty wiring, blown breakers, navigation light issues, electrical shorts, power loss, and engine-related electrical problems.
Do you offer mobile marine electrical repair?
Yes. We provide mobile electrical repair services at marinas, docks, and waterfront properties whenever possible, allowing many electrical issues to be diagnosed and repaired on-site.
Why do marine electrical systems fail?
Marine electrical systems are exposed to moisture, vibration, saltwater corrosion, heat, and constant movement, all of which can cause wiring damage, poor connections, corrosion, and component failure over time.
Can you troubleshoot intermittent electrical issues?
Yes. Intermittent electrical problems are common in marine systems. We use diagnostic tools and troubleshooting procedures to identify unstable connections, voltage drops, wiring faults, and failing components.
How do I know if my charging system is failing?
Common signs include weak batteries, slow engine cranking, dim lights, fluctuating voltage, or batteries not staying charged. A professional inspection can determine whether the issue involves the alternator, battery charger, wiring, or related components.
Do you repair marine electronics and accessories?
Yes. We can diagnose and repair electrical issues related to marine electronics, lighting systems, pumps, audio equipment, displays, and other onboard accessories.
Areas We Serve
Our mobile marine mechanics travel to marinas, private docks, and waterfront homes from Boca Raton to Islamorada. Nearby but not listed? Reach out to confirm availability in your area.